Move common app_list delegate code to chrome/browser/ui/app_list.

chrome/browser/ui/ash/app_list/app_list_controller.h

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef CHROME_BROWSER_UI_ASH_APP_LIST_APP_LIST_CONTROLLER_H_
-#define CHROME_BROWSER_UI_ASH_APP_LIST_APP_LIST_CONTROLLER_H_
-
-#include <string>
-
-class Profile;
-
-// Interface to allow the view delegate to call out to whatever is controlling
-// the app list. This will have different implementations for different
-// platforms.
-class AppListController {
- public:
-  virtual ~AppListController() {}
-
-  // Handle the controller being closed.
-  virtual void CloseView() = 0;
-
-  // Control of pinning apps.
-  virtual bool IsAppPinned(const std::string& extension_id) = 0;
-  virtual void PinApp(const std::string& extension_id) = 0;
-  virtual void UnpinApp(const std::string& extension_id) = 0;
-  virtual bool CanPin() = 0;
-
-  // App has been clicked on in the app list.
-  virtual void ActivateApp(Profile* profile,
-                           const std::string& extension_id,
-                           int event_flags) = 0;
-};
-
-#endif  // CHROME_BROWSER_UI_ASH_APP_LIST_APP_LIST_CONTROLLER_H_